Elliott Schwartz: Exactly. As far as I can recall, his contribution begins and ends right there.

This flicks a switch in Walter’s head and he starts thinking like Heisenberg again. At this point he had given up. He called the police, decided to wait for them at the bar and take Saul’s idea of giving up. However, when he heard these words, he realized he couldn’t. It was not over for him and he had to prove his worth